import java.util.Scanner;

public class program4 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.print("Enter a number in pounds: ");
        double lb = in.nextDouble();
        double kg = lb * 0.454;
        System.out.printf("%.1f pounds is %.3f kilograms%n", lb, kg);
    }
}